040000 tree 56955b783e74f5edd0d22d5b0c553462af4d4ccc	analysis
040000 tree 943b9760877f543260bd988d251fa38f354fdc8a	code
040000 tree 304a08d906b4f5a9cf5d376a5008d6466981f828	conversion
040000 tree 5fa2c8b1abb2f9748fa89cd22b9d04b7fd5160fe	desugar
040000 tree 07996d9dafb0c0107ada87c194bfd3aa24a55e70	optimize
040000 tree 8435ecebb99c4ce8ff4df7107e5cd81242893234	regalloc
040000 tree 6bdcec810088d400237ccb5484dc3cc035fd9dbd	synthetic